php计算某字段的总和  怎么写代码
比如字段zsl   有10条数据    怎么让这10个数据相加  得到一个总数

select sum(zsl) from xxx

还是自己搞定啦
$moneybdpc=mysql_fetch_array(mysql_query('SELECT SUM(zsl) as "ScrTotal" FROM paihuo_dl where pzid='.$pzidd.''));
$moneyall=$moneybdpc["ScrTotal"];
echo $moneyall;